GCA_000013225.1 CYB_0267 definition NitT/TauT family ABC transporter, permease protein GCA_000013225.1 CYB_0268 definition NitT/TauT family ABC transporter, ATP-binding protein GCA_000013225.1 CYB_0569 definition taurine uptake ABC transporter (TauT) family, periplasmic substrate-binding protein